After the Mash/Lauter Tun(MLT) is usded to soak/mash the grain in hot water, the grains are rinsed witth water and the resulting malt sugar solution is pumped to the Boil Kettle(BK) where it is boiled with hops for seasoning.

You need to drill a 7/8 inch hole to install the whole kit.

Wrap all threaded ends with Teflon thread to ensure a tight, lead-free fit.